Chromosomes

This is an example of

• Homologous Chromosomes

• Sister Chromatids

• Homologous Chromatids

• Decondensed DNA

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This is an example of

• Homologous Chromosomes

• Non-homologous Chromosomes

• Sister Chromatids

• Duplicated DNA

Sister Chromatids are...

• Exact copies of each other attached at the centromere

• Homologous copies of each other attached at the centromere

• Not copies at all, they are different, but they are attached at the centromere

• Different sizes with different genes, not attached.

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NGSS.HS-LS1-4

This is an example of

• Homologous Chromosomes

• Non-homologous Chromosomes

• Sister Chromatids

• Duplicated DNA

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NGSS.HS-LS3-1

Which statement best describes DNA's relationship to a gene and chromosome?

• A gene contains several chromosomes, and chromosomes are made from DNA.

• A gene is a short section of DNA, and a chromosome is made from DNA.

• DNA is made of chromosomes, and a gene contains DNA.

• DNA is coiled into a chromosome, and a gene holds the chromosome together.

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NGSS.HS-LS3-1

What are the x-shaped objects called inside of the nucleus of a cell?

• genes

• DNA

• chromosomes

• cocodrilo peludo que sonríe

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A chromosome is made of coiled up ___________.

• cells

• nuclei

• DNA

The part of the cell that contains chromosomes and genes is the:

• Mitochondria

• Nucleus

• Chloroplast

• Ribosomes

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NGSS.HS-LS3-1

How many Chromosomes do we inherit from our parents?

• 23 from dad and 23 from mom, or 46 total

• 13 from dad and 13 from mom, or 26 total

• 13 from dad and 33 from mom, or 46 total

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

Why is DNA important?

• It teleports cookies to my locker.

• It carries the instructions for our cells.

• It allows me to be invisible.

• It gave us a snow day in August.

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NGSS.HS-LS3-1